Christina was skiing down a hill when the track divided into two separate trails. One trail turned off at a 90-degree angle; the second trail appeared to continue in the same general direction she had been headed. If Christina takes the second trail, her actions would be consistent with the Gestalt principle of

The sampling distribution of the variance is

a. positively skewed. b. negatively skewed. c. normal. d. rectangular.

What are the three principles identified in the Belmont Report for the ethical conduct of research using human participants?

A. respect for persons, beneficence, and justice B. respect for researchers, beneficence, and justice C. respect for persons, consent, and debriefing D. respect for persons, beneficence, and justice